“What's”可以是“What was”的缩写吗?

“What's”可以是“What was”的缩写吗? what was more可以写为what's more吗? what was 可以省略为what's么? What's 可不可以是what was 的缩写如题 what was 可不可以写为 what's what's the best gift you have ever received中的what's 是what is 还是what was what’s 可以是哪些的缩写?比如is ,was 什么的. ……and that's what I was doing when Charlie came home.此处’s是is还是was?was可以缩写为’s吗? What was betty's present? What was Betty's present? what is,what was能不能缩写成what's was 可以缩写成's吗,例如:She asked what's the matter. I don't feel very well,Mum asked me ____this morning.A what the matter isB what is wrongC what the matter wasD what wrong was答案给的是C,但是D感觉也可以,不是有what's the matter with you 也有what's wrong with you?有点晕. ①what's the time?的be动词是is还是was?②what's the time?①what's the time?的be动词是is还是was?②what's the time?和what time?有什么不同?③what time能不能等于what time is it?④what day is today?能不能等于what d what's gotten into him 中'S指的是is还是has,还有was和is是不是都可以简写成'S what was （）was yesterday?It was Thursday A.What's day B.What day C.What's thedate D.What date “So that's what it was!